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| author |   Dan Williams <dan.j.williams@intel.com> | 2017-04-18 09:56:31 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2017-04-18 10:55:37 -0700 |
| commit | fbabd829fe76a72a6444f64361cf8b2a9848639d (patch) | |
| tree | d2fe120c94ec375c6cf44e822b2435ffa39819f0 /tools/testing/nvdimm | |
| parent | tools/testing/nvdimm: fix nfit_test shutdown crash (diff) | |
| download | linux-dev-fbabd829fe76a72a6444f64361cf8b2a9848639d.tar.xz linux-dev-fbabd829fe76a72a6444f64361cf8b2a9848639d.zip | |
acpi, nfit: fix module unload vs workqueue shutdown race
The workqueue may still be running when the devres callbacks start
firing to deallocate an acpi_nfit_desc instance. Stop and flush the
workqueue before letting any other devres de-allocations proceed.
Reported-by: Linda Knippers <linda.knippers@hpe.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'tools/testing/nvdimm')
| -rw-r--r-- | tools/testing/nvdimm/test/nfit.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/testing/nvdimm/test/nfit.c b/tools/testing/nvdimm/test/nfit.c index d7fb1b894128..c2187178fb13 100644 --- a/tools/testing/nvdimm/test/nfit.c +++ b/tools/testing/nvdimm/test/nfit.c @@ -1851,6 +1851,10 @@ static int nfit_test_probe(struct platform_device *pdev) if (rc) return rc; + rc = devm_add_action_or_reset(&pdev->dev, acpi_nfit_shutdown, acpi_desc); + if (rc) + return rc; + if (nfit_test->setup != nfit_test0_setup) return 0; |